20280469560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13000301}}^1$

素因数の和:13000328

約数の個数: 64

約数和(自身を含む): 65521522080

約数和(自身を除く): 45241052520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 13000301, 26000602, 39000903, 52001204, 65001505, 78001806, 104002408, 130003010, 156003612, 169003913, 195004515, 260006020, 312007224, 338007826, 390009030, 507011739, 520012040, 676015652, 780018060, 845019565, 1014023478, 1352031304, 1560036120, 1690039130, 2028046956, 2535058695, 3380078260, 4056093912, 5070117390, 6760156520, 10140234780, 20280469560]

約数ペア:

[(1, 20280469560), (2, 10140234780), (3, 6760156520), (4, 5070117390), (5, 4056093912), (6, 3380078260), (8, 2535058695), (10, 2028046956), (12, 1690039130), (13, 1560036120), (15, 1352031304), (20, 1014023478), (24, 845019565), (26, 780018060), (30, 676015652), (39, 520012040), (40, 507011739), (52, 390009030), (60, 338007826), (65, 312007224), (78, 260006020), (104, 195004515), (120, 169003913), (130, 156003612), (156, 130003010), (195, 104002408), (260, 78001806), (312, 65001505), (390, 52001204), (520, 39000903), (780, 26000602), (1560, 13000301)]